Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278343RBR-0021, is cased in Yellow Rolesor and fitted with a domed, diamond-set bezel. The dark grey dial is itself set with diamonds and paired with an Oyster bracelet, giving the 31 mm case a jewelry-like finish. Inside is the self-winding caliber 2236, a chronometer movement offering 55 hours of power reserve and a date function. The watch carries a water resistance rating of 100 meters.